bug fixes

bug fixes for

• attempts to decompress a file without a window #12
• attempts to decompress file that does not exist #13

Thanks to @tgstaples for reporting these issues

Fixing Gzip handling

• Fixed gzip handling
• Improved handling of empty filename
• Improved log output

LZMA and Lazy loading for modules

• Reworked modules loading to be slightly more lazy
• LZMA support for sublime text 4 (4050) by selecting the correct plugin environment

Preliminary work for lzma support

• Improvement for loading decompression module ( issue #6 )
• Preliminary work for LZMA support

bzip2 support

improved bzip2 supports
code cleanup

gzip decompression

initial version which only decompresses gzip files (read only)